Some researchers in universities are investigating the possibility that high levels of fat and fructose are mucking up our brain chemistry, and thereby muting the signals that would normally tell us to put down the fork.

• 一些大学学者在研究是否过量的脂肪和果糖会扰乱我们大脑中的化学物质，从而防碍大脑在正常情况下发出让我们放下餐叉的信号。